OpenTechnical

OT-2026-000023030

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000023030) never changes.

Identity and time

Publication numberOT-2026-000023030 · never reused
Internal UUID01a0ae70-46ec-7bc2-8161-bedab0b4e919 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023030
StatusPUBLIC

Content hashes

Canonical text5c4380f65d1f285276acd2925407cf08a3c6cd08cda105a314007ca8a4bd7f4e
Markdownd38a67d38bb146c6ab097994b1dc21d4ae3361e441c06af480c258ed41c5f287
PDF
Publication page90585e41b193116750f0039ee004a6329831d5f835d94e68a99dbe9044283081
Manifestcb8ce0d16686f0bd7d6be630fc5bf1a167ef7ab83b879c8c7a63c0e3fac794b7

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureUlxaeQ3jQ2HHPiV6f1ImiJm5YOUiSa2xE8DAl/5wkd9VQC12vGS4cJsITQsB122NLO18pZdpxmsaLF8SeaWxAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:37.851578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023030
observed 90585e41b193116750f0039ee004a632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.834468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023030/manifest.json
observed cb8ce0d16686f0bd7d6be630fc5bf1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.817488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023030/publication.md
observed d38a67d38bb146c6ab097994b1dc21d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.800274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023030/publication.txt
observed 5c4380f65d1f285276acd2925407cf08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.